axff_device 34 drivers/hid/hid-axff.c struct axff_device *axff = data; axff_device 64 drivers/hid/hid-axff.c struct axff_device *axff; axff_device 99 drivers/hid/hid-axff.c axff = kzalloc(sizeof(struct axff_device), GFP_KERNEL);